9991400

素因数分解:

$2^3\times 5^2\times {\mathrm{49957}}^1$

素因数の和:49973

約数の個数: 24

約数和(自身を含む): 23230470

約数和(自身を除く): 13239070

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 49957, 99914, 199828, 249785, 399656, 499570, 999140, 1248925, 1998280, 2497850, 4995700, 9991400]

約数ペア:

[(1, 9991400), (2, 4995700), (4, 2497850), (5, 1998280), (8, 1248925), (10, 999140), (20, 499570), (25, 399656), (40, 249785), (50, 199828), (100, 99914), (200, 49957)]